--- When will the popular film star arrive here?--- I don’t know when he _________. When he _________here, I’ll call you in a minute.
The air in Rizhao is getting much _____ now than a few years ago .
The food _______ my country is quite different ______that here.
—Is that ______ volleyball? —Yes. Jim likes playing ______ volleyball. ______ volleyball is his.
—What time will Mr Brown be back to China? —Sorry. I don’t know ______.
—You have seen the film Rush Hour, haven’t you? —______________. How I wish to see it again!